Patent Assignment
Reel/Frame 051149/0035
Assignment of Assignor's Interest
Recorded: 2019-12-02
Pages: 4
Assignor
GU, FENG
Executed: 2017-06-05
Assignee
W.R. GRACE & CO.-CONN
7500 GRACE DRIVE, COLUMBIA, MARYLAND, 21044
Covered Property
(1)
Coated Particles and Methods of Making and Using the Same
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Term Loan Security Agreement
Sep 23, 2021
From: W. R. GRACE & CO.-CONN.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 057594/0104 →
Notes Security Agreement
Sep 23, 2021
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 057594/0156 →
Security Interest
Feb 17, 2023
From: W.R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 062792/0510 →
Security Agreement (Notes)
Aug 19, 2025
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 072520/0653 →
Notes Security Interest
Jan 29, 2026
From: W. R. GRACE & CO.-CONN.; ADVANCED REFINING TECHNOLOGIES LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 074532/0229 →